<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>成功界面</title>
</head>
<body>
<h3 style="text-align: center">添加成功</h3>
<a href="javascript:history.back(-1)" style="text-align: center;font-size: 20px;">返回</a>
</body>
</html>